Ark. Code § 14-201-126
Any holder or registered owner of bonds or notes, or coupons appertaining to bonds, except to the extent the rights herein given may be restricted by the resolution or trust indenture authorizing or securing such bonds or notes or coupons, may, either at law or in equity, by suit, action, mandamus, or other proceeding, protect and enforce any and all rights under the laws of the State of Arkansas or granted hereunder, or, to the extent permitted by law, under such resolution or trust indenture authorizing or securing such bonds or notes or under any agreement or other contract executed by the commission pursuant to this subchapter, and may enforce and compel the performance of all duties required by this subchapter or by such resolution or trust indenture to be performed by the commission or by any officer thereof, including the fixing, charging, and collecting of rates, fees, and charges.
Ark. Code § 14-201-126